//人流热力图  热力图
var myChart5 = echarts.init(document.getElementById("head-map"));

//人口热力图 请求
__http({
	apiId: 29,
	url: "http://112.29.135.218:81/api/gateway/visual/people_map",
	callback: function (result) {
		if (result.success) {
			console.log("人口热力图", result);
		}
	}
});

var noise = getNoiseHelper();
var xData = [];
var yData = [];
noise.seed(Math.random());
function generateData(theta, min, max) {
	var data = [];
	for (var i = 0; i <= 200; i++) {
		for (var j = 0; j <= 100; j++) {
			var x = ((max - min) * i) / 200 + min;
			var y = ((max - min) * j) / 100 + min;
			data.push([i, j, noise.perlin2(i / 40, j / 20) + 1]);
			// data.push([i, j, normalDist(theta, x) * normalDist(theta, y)]);
		}
		xData.push(i);
	}
	for (var j = 0; j < 100; j++) {
		yData.push(j);
	}
	return data;
}
var data = generateData(2, -5, 5);
option5 = {
	grid: {
		right: 10,
		left: 140
	},
	xAxis: {
		type: "category",
		data: xData,
		show: false
	},
	yAxis: {
		type: "category",
		data: yData,
		show: false
	},
	visualMap: {
		show: false,
		type: "piecewise",
		min: 0,
		max: 1,
		calculable: true,
		realtime: false,
		splitNumber: 20,
		inRange: {
			color: ["#D53113", "#FA9418", "#FAEF03", "#66DCE7"]
		}
	},
	series: [
		{
			name: "Gaussian",
			type: "heatmap",
			data: data,
			itemStyle: {
				emphasis: {
					borderColor: "#333",
					borderWidth: 1
				}
			},
			progressive: 1000,
			animation: false
		}
	]
};

///////////////////////////////////////////////////////////////////////////
// Simplex and perlin noise helper from https://github.com/josephg/noisejs
///////////////////////////////////////////////////////////////////////////
function getNoiseHelper(global) {
	var module = {};

	function Grad(x, y, z) {
		this.x = x;
		this.y = y;
		this.z = z;
	}

	Grad.prototype.dot2 = function(x, y) {
		return this.x * x + this.y * y;
	};

	Grad.prototype.dot3 = function(x, y, z) {
		return this.x * x + this.y * y + this.z * z;
	};

	var grad3 = [
		new Grad(1, 1, 0),
		new Grad(-1, 1, 0),
		new Grad(1, -1, 0),
		new Grad(-1, -1, 0),
		new Grad(1, 0, 1),
		new Grad(-1, 0, 1),
		new Grad(1, 0, -1),
		new Grad(-1, 0, -1),
		new Grad(0, 1, 1),
		new Grad(0, -1, 1),
		new Grad(0, 1, -1),
		new Grad(0, -1, -1)
	];

	var p = [
    151,
    160,
    137,
    91,
    90,
    15,
    131,
    13,
    201,
    95,
    96,
    53,
    194,
    233,
    7,
    225,
    140,
    36,
    103,
    30,
    69,
    142,
    8,
    99,
    37,
    240,
    21,
    10,
    23,
    190,
    6,
    148,
    247,
    120,
    234,
    75,
    0,
    26,
    197,
    62,
    94,
    252,
    219,
    203,
    117,
    35,
    11,
    32,
    57,
    177,
    33,
    88,
    237,
    149,
    56,
    87,
    174,
    20,
    125,
    136,
    171,
    168,
    68,
    175,
    74,
    165,
    71,
    134,
    139,
    48,
    27,
    166,
    77,
    146,
    158,
    231,
    83,
    111,
    229,
    122,
    60,
    211,
    133,
    230,
    220,
    105,
    92,
    41,
    55,
    46,
    245,
    40,
    244,
    102,
    143,
    54,
    65,
    25,
    63,
    161,
    1,
    216,
    80,
    73,
    209,
    76,
    132,
    187,
    208,
    89,
    18,
    169,
    200,
    196,
    135,
    130,
    116,
    188,
    159,
    86,
    164,
    100,
    109,
    198,
    173,
    186,
    3,
    64,
    52,
    217,
    226,
    250,
    124,
    123,
    5,
    202,
    38,
    147,
    118,
    126,
    255,
    82,
    85,
    212,
    207,
    206,
    59,
    227,
    47,
    16,
    58,
    17,
    182,
    189,
    28,
    42,
    223,
    183,
    170,
    213,
    119,
    248,
    152,
    2,
    44,
    154,
    163,
    70,
    221,
    153,
    101,
    155,
    167,
    43,
    172,
    9,
    129,
    22,
    39,
    253,
    19,
    98,
    108,
    110,
    79,
    113,
    224,
    232,
    178,
    185,
    112,
    104,
    218,
    246,
    97,
    228,
    251,
    34,
    242,
    193,
    238,
    210,
    144,
    12,
    191,
    179,
    162,
    241,
    81,
    51,
    145,
    235,
    249,
    14,
    239,
    107,
    49,
    192,
    214,
    31,
    181,
    199,
    106,
    157,
    184,
    84,
    204,
    176,
    115,
    121,
    50,
    45,
    127,
    4,
    150,
    254,
    138,
    236,
    205,
    93,
    222,
    114,
    67,
    29,
    24,
    72,
    243,
    141,
    128,
    195,
    78,
    66,
    215,
    61,
    156,
    180
	];
	// To remove the need for index wrapping, double the permutation table length
	var perm = new Array(512);
	var gradP = new Array(512);

	// This isn't a very good seeding function, but it works ok. It supports 2^16
	// different seed values. Write something better if you need more seeds.
	module.seed = function(seed) {
		if (seed > 0 && seed < 1) {
			// Scale the seed out
			seed *= 65536;
		}

		seed = Math.floor(seed);
		if (seed < 256) {
			seed |= seed << 8;
		}

		for (var i = 0; i < 256; i++) {
			var v;
			if (i & 1) {
				v = p[i] ^ (seed & 255);
			} else {
				v = p[i] ^ ((seed >> 8) & 255);
			}

			perm[i] = perm[i + 256] = v;
			gradP[i] = gradP[i + 256] = grad3[v % 12];
		}
	};

	module.seed(0);

	/*
  for(var i=0; i<256; i++) {
    perm[i] = perm[i + 256] = p[i];
    gradP[i] = gradP[i + 256] = grad3[perm[i] % 12];
  }*/

	// Skewing and unskewing factors for 2, 3, and 4 dimensions
	var F2 = 0.5 * (Math.sqrt(3) - 1);
	var G2 = (3 - Math.sqrt(3)) / 6;

	var F3 = 1 / 3;
	var G3 = 1 / 6;

	// 2D simplex noise
	module.simplex2 = function(xin, yin) {
		var n0, n1, n2; // Noise contributions from the three corners
		// Skew the input space to determine which simplex cell we're in
		var s = (xin + yin) * F2; // Hairy factor for 2D
		var i = Math.floor(xin + s);
		var j = Math.floor(yin + s);
		var t = (i + j) * G2;
		var x0 = xin - i + t; // The x,y distances from the cell origin, unskewed.
		var y0 = yin - j + t;
		// For the 2D case, the simplex shape is an equilateral triangle.
		// Determine which simplex we are in.
		var i1, j1; // Offsets for second (middle) corner of simplex in (i,j) coords
		if (x0 > y0) {
			// lower triangle, XY order: (0,0)->(1,0)->(1,1)
			i1 = 1;
			j1 = 0;
		} else {
			// upper triangle, YX order: (0,0)->(0,1)->(1,1)
			i1 = 0;
			j1 = 1;
		}
		// A step of (1,0) in (i,j) means a step of (1-c,-c) in (x,y), and
		// a step of (0,1) in (i,j) means a step of (-c,1-c) in (x,y), where
		// c = (3-sqrt(3))/6
		var x1 = x0 - i1 + G2; // Offsets for middle corner in (x,y) unskewed coords
		var y1 = y0 - j1 + G2;
		var x2 = x0 - 1 + 2 * G2; // Offsets for last corner in (x,y) unskewed coords
		var y2 = y0 - 1 + 2 * G2;
		// Work out the hashed gradient indices of the three simplex corners
		i &= 255;
		j &= 255;
		var gi0 = gradP[i + perm[j]];
		var gi1 = gradP[i + i1 + perm[j + j1]];
		var gi2 = gradP[i + 1 + perm[j + 1]];
		// Calculate the contribution from the three corners
		var t0 = 0.5 - x0 * x0 - y0 * y0;
		if (t0 < 0) {
			n0 = 0;
		} else {
			t0 *= t0;
			n0 = t0 * t0 * gi0.dot2(x0, y0); // (x,y) of grad3 used for 2D gradient
		}
		var t1 = 0.5 - x1 * x1 - y1 * y1;
		if (t1 < 0) {
			n1 = 0;
		} else {
			t1 *= t1;
			n1 = t1 * t1 * gi1.dot2(x1, y1);
		}
		var t2 = 0.5 - x2 * x2 - y2 * y2;
		if (t2 < 0) {
			n2 = 0;
		} else {
			t2 *= t2;
			n2 = t2 * t2 * gi2.dot2(x2, y2);
		}
		// Add contributions from each corner to get the final noise value.
		// The result is scaled to return values in the interval [-1,1].
		return 70 * (n0 + n1 + n2);
	};

	// 3D simplex noise
	module.simplex3 = function(xin, yin, zin) {
		var n0, n1, n2, n3; // Noise contributions from the four corners

		// Skew the input space to determine which simplex cell we're in
		var s = (xin + yin + zin) * F3; // Hairy factor for 2D
		var i = Math.floor(xin + s);
		var j = Math.floor(yin + s);
		var k = Math.floor(zin + s);

		var t = (i + j + k) * G3;
		var x0 = xin - i + t; // The x,y distances from the cell origin, unskewed.
		var y0 = yin - j + t;
		var z0 = zin - k + t;

		// For the 3D case, the simplex shape is a slightly irregular tetrahedron.
		// Determine which simplex we are in.
		var i1, j1, k1; // Offsets for second corner of simplex in (i,j,k) coords
		var i2, j2, k2; // Offsets for third corner of simplex in (i,j,k) coords
		if (x0 >= y0) {
			if (y0 >= z0) {
				i1 = 1;
				j1 = 0;
				k1 = 0;
				i2 = 1;
				j2 = 1;
				k2 = 0;
			} else if (x0 >= z0) {
				i1 = 1;
				j1 = 0;
				k1 = 0;
				i2 = 1;
				j2 = 0;
				k2 = 1;
			} else {
				i1 = 0;
				j1 = 0;
				k1 = 1;
				i2 = 1;
				j2 = 0;
				k2 = 1;
			}
		} else {
			if (y0 < z0) {
				i1 = 0;
				j1 = 0;
				k1 = 1;
				i2 = 0;
				j2 = 1;
				k2 = 1;
			} else if (x0 < z0) {
				i1 = 0;
				j1 = 1;
				k1 = 0;
				i2 = 0;
				j2 = 1;
				k2 = 1;
			} else {
				i1 = 0;
				j1 = 1;
				k1 = 0;
				i2 = 1;
				j2 = 1;
				k2 = 0;
			}
		}
		// A step of (1,0,0) in (i,j,k) means a step of (1-c,-c,-c) in (x,y,z),
		// a step of (0,1,0) in (i,j,k) means a step of (-c,1-c,-c) in (x,y,z), and
		// a step of (0,0,1) in (i,j,k) means a step of (-c,-c,1-c) in (x,y,z), where
		// c = 1/6.
		var x1 = x0 - i1 + G3; // Offsets for second corner
		var y1 = y0 - j1 + G3;
		var z1 = z0 - k1 + G3;

		var x2 = x0 - i2 + 2 * G3; // Offsets for third corner
		var y2 = y0 - j2 + 2 * G3;
		var z2 = z0 - k2 + 2 * G3;

		var x3 = x0 - 1 + 3 * G3; // Offsets for fourth corner
		var y3 = y0 - 1 + 3 * G3;
		var z3 = z0 - 1 + 3 * G3;

		// Work out the hashed gradient indices of the four simplex corners
		i &= 255;
		j &= 255;
		k &= 255;
		var gi0 = gradP[i + perm[j + perm[k]]];
		var gi1 = gradP[i + i1 + perm[j + j1 + perm[k + k1]]];
		var gi2 = gradP[i + i2 + perm[j + j2 + perm[k + k2]]];
		var gi3 = gradP[i + 1 + perm[j + 1 + perm[k + 1]]];

		// Calculate the contribution from the four corners
		var t0 = 0.6 - x0 * x0 - y0 * y0 - z0 * z0;
		if (t0 < 0) {
			n0 = 0;
		} else {
			t0 *= t0;
			n0 = t0 * t0 * gi0.dot3(x0, y0, z0); // (x,y) of grad3 used for 2D gradient
		}
		var t1 = 0.6 - x1 * x1 - y1 * y1 - z1 * z1;
		if (t1 < 0) {
			n1 = 0;
		} else {
			t1 *= t1;
			n1 = t1 * t1 * gi1.dot3(x1, y1, z1);
		}
		var t2 = 0.6 - x2 * x2 - y2 * y2 - z2 * z2;
		if (t2 < 0) {
			n2 = 0;
		} else {
			t2 *= t2;
			n2 = t2 * t2 * gi2.dot3(x2, y2, z2);
		}
		var t3 = 0.6 - x3 * x3 - y3 * y3 - z3 * z3;
		if (t3 < 0) {
			n3 = 0;
		} else {
			t3 *= t3;
			n3 = t3 * t3 * gi3.dot3(x3, y3, z3);
		}
		// Add contributions from each corner to get the final noise value.
		// The result is scaled to return values in the interval [-1,1].
		return 32 * (n0 + n1 + n2 + n3);
	};

	// ##### Perlin noise stuff

	function fade(t) {
		return t * t * t * (t * (t * 6 - 15) + 10);
	}

	function lerp(a, b, t) {
		return (1 - t) * a + t * b;
	}

	// 2D Perlin Noise
	module.perlin2 = function(x, y) {
		// Find unit grid cell containing point
		var X = Math.floor(x),
			Y = Math.floor(y);
		// Get relative xy coordinates of point within that cell
		x = x - X;
		y = y - Y;
		// Wrap the integer cells at 255 (smaller integer period can be introduced here)
		X = X & 255;
		Y = Y & 255;

		// Calculate noise contributions from each of the four corners
		var n00 = gradP[X + perm[Y]].dot2(x, y);
		var n01 = gradP[X + perm[Y + 1]].dot2(x, y - 1);
		var n10 = gradP[X + 1 + perm[Y]].dot2(x - 1, y);
		var n11 = gradP[X + 1 + perm[Y + 1]].dot2(x - 1, y - 1);

		// Compute the fade curve value for x
		var u = fade(x);

		// Interpolate the four results
		return lerp(lerp(n00, n10, u), lerp(n01, n11, u), fade(y));
	};

	// 3D Perlin Noise
	module.perlin3 = function(x, y, z) {
		// Find unit grid cell containing point
		var X = Math.floor(x),
			Y = Math.floor(y),
			Z = Math.floor(z);
		// Get relative xyz coordinates of point within that cell
		x = x - X;
		y = y - Y;
		z = z - Z;
		// Wrap the integer cells at 255 (smaller integer period can be introduced here)
		X = X & 255;
		Y = Y & 255;
		Z = Z & 255;

		// Calculate noise contributions from each of the eight corners
		var n000 = gradP[X + perm[Y + perm[Z]]].dot3(x, y, z);
		var n001 = gradP[X + perm[Y + perm[Z + 1]]].dot3(x, y, z - 1);
		var n010 = gradP[X + perm[Y + 1 + perm[Z]]].dot3(x, y - 1, z);
		var n011 = gradP[X + perm[Y + 1 + perm[Z + 1]]].dot3(x, y - 1, z - 1);
		var n100 = gradP[X + 1 + perm[Y + perm[Z]]].dot3(x - 1, y, z);
		var n101 = gradP[X + 1 + perm[Y + perm[Z + 1]]].dot3(x - 1, y, z - 1);
		var n110 = gradP[X + 1 + perm[Y + 1 + perm[Z]]].dot3(x - 1, y - 1, z);
		var n111 = gradP[X + 1 + perm[Y + 1 + perm[Z + 1]]].dot3(
			x - 1,
			y - 1,
			z - 1
		);

		// Compute the fade curve value for x, y, z
		var u = fade(x);
		var v = fade(y);
		var w = fade(z);

		// Interpolate
		return lerp(
			lerp(lerp(n000, n100, u), lerp(n001, n101, u), w),
			lerp(lerp(n010, n110, u), lerp(n011, n111, u), w),
			v
		);
	};

	return module;
}
myChart5.setOption(option5);